Home / 64,834.02-89,464.50-47,847.51

Finding the Fourth Proportional to 64,834.02, 89,464.50 and 47,847.51

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Solution

The fourth proportional to 64,834.02, 89,464.50 and 47,847.51 is: 66,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,834.02 : 89,464.50 = 47,847.51 : x
  2. Step 2: Convert to fraction form
    64,834.02/89,464.50 = 47,847.51/x
  3. Step 3: Cross multiply
    64,834.02x = 89,464.50 × 47,847.51
  4. Step 4: Simplify right side
    64,834.02x = 4,280,653,558.40
  5. Step 5: Solve for x
    x = 4,280,653,558.40/64,834.02
  6. Step 6: Final answer
    x = 66,024.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.